This sample shows how to register a callback function for datapoint value indications via the connection API.
#include "Helper.h"
#include <iostream>
#include <memory>
using namespace wz::baos::ip;
namespace
{
{
std::cout.fill('0');
std::cout << std::hex << std::uppercase;
for (auto& item : dpValue)
{
std::cout << std::setw(2) << static_cast<int>(item) << " ";
}
std::cout << std::nouppercase << std::dec;
}
}
int main(int argc, char* argv[])
{
try
{
std::cout << "******************************************" << std::endl;
std::cout << "DatapointValueIndication sample" << std::endl;
std::cout << "******************************************" << std::endl;
std::cout << std::endl;
CommandLineOptions options;
options.parse(argc, argv);
if (options.wasHelpdisplayed())
{
return 0;
}
const std::string ipAddress = options.getIpAddress();
std::cout << " Connection requested for " << ipAddress << std::endl;
BaosTcpConnection connection;
connection.open(ipAddress);
connection.setDatapointValueIndCallback(
{
for (const auto& item : valueStates)
{
const DatapointValueState& value = item.second;
std::cout << "Received datapoint value indication for id " << item.first;
std::cout << ", value: ";
traceDatapointValue(value.value);
std::cout << std::endl;
}
});
std::cout << "Press [Enter] to exit the application ..." << std::endl;
std::getchar();
}
catch (const std::exception& e)
{
std::cerr << "Failed: " << e.what() << std::endl;
return -1;
}
return 0;
}
Specialization for a IP v4 BAOSDevice.
Specialization for a TCP IP v4 BAOSConnection.
Global BAOS protocol defines and types.
Global BAOS SDK function and options.
Groups BAOS binary protocol specific types , defines and classes for Indications, Responses etc.
Definition: Defines.h:32
std::map< std::uint16_t, DatapointValueState > DatapointValueStates
Definition: Defines.h:588
wz::baos::Buffer DatapointValue
An type for the DatapointValues.
Definition: Defines.h:33
Global BAOS sdk namespace.
Definition: config.h:62
void setBaosLogLevel(wzcpp::LogLevel level)